Battery-driven + cordless work---The small desk clock is driven by 3 AAA batteries and can work without connecting the charging cable. The alarm clock can be moved at will. (The alarm clock does not contain batteries). Temperature display +C/F mode---The digital clock has a built-in thermometer function, which can monitor the indoor temperature and protect the health of you and your family. /F 2 display modes, one key switch. DATE DISPLAY +12/24H MODE --- The alarm clock is equipped with a date function, which can display the month and date; 12/24H two time display modes, which can be switched according to personal reading habits. SNOOZE MODE + TOP BUTTON --- The SNOOZE button of the electronic clock is located on the top of the alarm clock, which can be easily turned off without opening your eyes, allowing you to get 5 minutes of lazy sleep. SMART NIGHT LIGHT --- The digital alarm clock has a built-in light sensor. When the LCD clock is placed in a dark environment, it will emit soft light, allowing you to easily read the time without disturbing your sleep. VARIABLE RINGTONE --- The beep of the alarm clock lasts for 60 seconds, the sound and frequency will gradually increase, the wake-up effect is better, and it is very suitable for heavy sleepers.